[INFO] fetching crate swap_channel 0.3.0...
[INFO] building swap_channel-0.3.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate swap_channel 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate swap_channel 0.3.0
[INFO] finished tweaking crates.io crate swap_channel 0.3.0
[INFO] tweaked toml for crates.io crate swap_channel 0.3.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate swap_channel 0.3.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 929de62668e35ca30805dcd032efc71a5f7630535472a8819a4e01b2ee2065c5
[INFO] running `Command { std: "docker" "start" "-a" "929de62668e35ca30805dcd032efc71a5f7630535472a8819a4e01b2ee2065c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "929de62668e35ca30805dcd032efc71a5f7630535472a8819a4e01b2ee2065c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "929de62668e35ca30805dcd032efc71a5f7630535472a8819a4e01b2ee2065c5", kill_on_drop: false }`
[INFO] [stdout] 929de62668e35ca30805dcd032efc71a5f7630535472a8819a4e01b2ee2065c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f423ca2cd32a9147d16fe1ed35c3b44cf847b4d2406691be121908753ab49023
[INFO] running `Command { std: "docker" "start" "-a" "f423ca2cd32a9147d16fe1ed35c3b44cf847b4d2406691be121908753ab49023", kill_on_drop: false }`
[INFO] [stderr]    Compiling swap_channel v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "f423ca2cd32a9147d16fe1ed35c3b44cf847b4d2406691be121908753ab49023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f423ca2cd32a9147d16fe1ed35c3b44cf847b4d2406691be121908753ab49023", kill_on_drop: false }`
[INFO] [stdout] f423ca2cd32a9147d16fe1ed35c3b44cf847b4d2406691be121908753ab49023
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3da7204f9f41aee123ce87ad43cde9d076efbbb1c85a6799dad070c81bb20a22
[INFO] running `Command { std: "docker" "start" "-a" "3da7204f9f41aee123ce87ad43cde9d076efbbb1c85a6799dad070c81bb20a22", kill_on_drop: false }`
[INFO] [stderr]    Compiling swap_channel v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "3da7204f9f41aee123ce87ad43cde9d076efbbb1c85a6799dad070c81bb20a22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3da7204f9f41aee123ce87ad43cde9d076efbbb1c85a6799dad070c81bb20a22", kill_on_drop: false }`
[INFO] [stdout] 3da7204f9f41aee123ce87ad43cde9d076efbbb1c85a6799dad070c81bb20a22